<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>157.纯CSS波浪段动画效果</title>
    <link href="./style.css" rel="stylesheet" />
  </head>
  <body>
    <section>
      <div class="wave">
        <span></span>
        <span></span>
        <span></span>
      </div>
      <div class="content">
        <h2>纯CSS波浪动画特效</h2>
      </div>
    </section>
  </body>
</html>
